#common_tooltip { 
    display:none; 
    background:transparent url(../../../../images/tooltip/black_arrow.png); 
    font-size:12px; 
    height:70px; 
    width:160px; 
    padding:25px; 
    color:#ffffff;     
}

*html #common_tooltip { 
    display:none; 
    background:transparent url(../../../../images/tooltip/black_arrow.png); 
    font-size:12px; 
    height:120px; 
    width:210px; 
    padding:25px; 
    color:#ffffff;     
}